CalculusSuppose that f (x) is a function such that the relationship given below is true. f (3 + h) - f (3) = 9h^2 + 8h (a) What is f '(3)? (b) What is the slope of the secant line through (3, f (3)) and (7, f (7))?
September 14, 2010

Math Use the limit definition of the derivative to find f′(x) if 1. f(x) = x^2 + 3x 2. f(x) = 1/x + 1 kk for number one i got f'(x) = 2x+3 and for number two i got f'(x) = -1/(x+1)(x+1) can any one verify these, especially number 2.
September 13, 2010

mathUse the limit definition of the derivative to find f′(x) if 1. f(x) = x^2 + 3x 2. f(x) = 1/x + 1 now what i am confuse with is that there is no value given for x. So how is one suppose to do these problems. please show steps and this is just the 3rd chapter of my calc ...
September 13, 2010

ChemistryA single 4p orbital can hold how many electrons? i got 6 is that correct or no? Chemistry - Anonymous, Friday, September 10, 2010 at 2:52am "That is correct! px, py and pz (2 electrons in each) " since it's asking about a SINGLE 4p orbital would it be 2? i dont ...
September 10, 2010

ChemistryIn the Lewis structure for SF4, there are: a. 12 electrons surrounding the S. b. 10 electrons surrounding the S c. a total of 42 valence electrons. d. Both a and c are correct. e. None of the above are correct
September 10, 2010

FinanceA bond has a $l000 par value, l0 years to maturity, a 7 percent annual coupon, and sells for $985. a. What is its current yield? b. What is its yield to maturity c. Assuke that the yield to maturity remains constant for the next 3 years, what will the price be 3 years from today?
September 9, 2010

physicsa 650 lb box is hanging by means of two ropes attached to a ceiling as shown by diagram below find the tension on the ropes
September 6, 2010

mathi don't know how to get rid of the fractions in these linear equations, can someone help ? one: 9/2(x+3) -4 =23 two: 3/4(24-8x)=2(5x +1)
August 26, 2010

Algebrahow do i get rid of the fractions in this expression ? its supposed to be using order of operations original problem: (6^2 + 18) divided by 9 + 2/3(8)-6
August 26, 2010

math24 tacks are used to fix the 3ply to the back of the unit these cost $12 per 1000 cost of the thacks (rounded th the nearest 5 cents)
August 15, 2010

matha three digit number is chosen at random. what is the probability that the sum of the digits is less than 6? i got 3.78% but im not sure if that is correct. I assumed that there were three possible outcomes because 012 would just be considered 12
July 26, 2010

chemistryuhh if i new chemistry i will help but u should post the same question around 5:00 pm tommorow and name the subject ms.sue shes really helpfull and thats when she usally is on hope some1 helps u if not just post agian 2mmorow..:)
April 14, 2010

chemistrya 500.0 mL gas sample at STP is compressed to a volume of 300.0 ml and the temperature is increased to 35.0 C. What is the new pressure of the gas in pascals?
March 16, 2010

chemistry A sample of argon gas occupies a volume of 950 mL at 25.0C. What volume will the gas occupy at 50.0C if the pressure remains constant?
March 16, 2010

chemistryA common laboratory system to study Boyle's law uses a gas trapped in a syringe. The pressure in the system is changed by adding or removing identical weights on the plunger. The original gs volume is 50.0 ml when two weights are present. Predict the new gas volume when ...
March 16, 2010

chemistryA 24L sample of a gas at fixed mass and constant temperature exerts a pressure of 3.0 atm. What pressure will the gas exert if the volume is changed to 16L?
March 16, 2010

Math IB SLHow many people will be needed to count 47.8 million households if they work an average of 3.7 hours per day, 5 days a week for 10 weeks and they count 1.18 households per hour?
December 16, 2008

Math12x+4y= 22 and 3x-8y= -10 What are the coordinates of x and y? Use the Substitution Method. ---and--- -5x+7y= -41 and 7x+y=25 What are the coordinates of x and y? Use the Substitution Method. Please help!!! =DDD
January 25, 2008

Math12x+4y=22 and 3x-8y=-10 What are the coordinates of x and y? Use the Substitution Method.
January 25, 2008

electricityIf one body is positively charged and another is negatively charged what will free electrons do? Generally it flows providing they are touching (or close enough to jump) and are conductors. Please read: http://www.kpsec.freeuk.com/electron.htm
June 7, 2007

Science- ChemistryHow many grams of sodium acetate( molar mass 82.03 g/mol) must me added to 1.00L of a 0.200M acetic acid solution to form a buffer of 4.20?Ka value for aceic acid is 1.8 x 10^-5. How do I go about finding the grams from the given information? http://www.chembuddy.com/?left=pH-...
June 2, 2007

MathA man standing 20 m from a tower estimates the angle of elavation of the top and bottom of a flagpole on the tower as 58 degrees and 55 degrees. Calculate the height of the flagpole. How would I go about finding the height of the flagpole? Calculate the height of the bottom: ...
June 2, 2007

HistoryIn American history, who died on July 4, 1876? According to this site, no noted person died on this date. http://www.brainyhistory.com/daysdeath/death_july_4.html http://www.bklyn-genealogy-info.com/Newspaper/BSU/1876.July4.Acc.html
April 10, 2007

Reggio Emilia Schools QuestionDan is working on a project. He wants to build a tunnel for his cars. Dan cannot get the paper tubes to fit together and stay. In the Reggio Emilia school, his teacher will probably: 1.Ask Dan to explain his reasoning for selecting paper tubes to use for this progect. 2.Make ...
January 1, 2007

mathWith rational numbers how do you you subtract the negatives? You see a wallet for $5.97. If you wish to have 3 initials engraved on it for 25 cents each, how muchwill the wallet cost? You see a wallet for $5.97. If you wish to have 3 initials engraved on it for 25 cents each, ...
November 13, 2006